Tubes work best on pure DC!! the electrons and such know their valance bands and holes to jump or get pushed into amplifying fronm the filiment
source. LOL. AC is just a more convient source of power in the home now. Ok OK the motors may need 60hz Synch but nowadays most all run DC PWM anyway. the physist in me had to let loose on you. sorry.
source. LOL. AC is just a more convient source of power in the home now. Ok OK the motors may need 60hz Synch but nowadays most all run DC PWM anyway. the physist in me had to let loose on you. sorry.